<?php 
if(isset ($accept_message))
    echo '<div align="center"><p class="accept_message">'.$accept_message.'</p></div>';
if(isset ($error_message))
    echo '<div align="center"><p class="error_message">'.$error_message.'</p></div>';
?>

<div class="a_back">
    <a href="<?php echo base_url(); ?>/structure_managment" class='btn btn-success'>späť</a>
</div>